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Vulnerability · Published Jan 28, 2026 · Assigned by mitre

CVE-2025-61140

Critical 9.8

In plain English

A critical-severity prototype pollution in the jsonpath package (npm). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 55.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

The value function in jsonpath 1.1.1 lib/index.js is vulnerable to Prototype Pollution.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
npmjsonpath1.2.0GHSA-6c59-mwgh-r2x6

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-1321, CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References